I don't know all 6 but I tried 3
The skin has three main functions:
protection, regulation and sensation.... The skin is an organ of protection. The primary function of the skin is to act as a barrier.
The stage of the heart cycle in which the heart muscle is relaxed<span>, allowing the chambers to fill with blood. ... The </span>stage of the heart cycle in which the heart muscle<span> contracts and the chambers pump blood. Systolic Pressure. Blood pressure in the arteries during contraction of the ventricles</span>
Answer:
the answer is D) a structure composed of a number of tissues that work together to perform a specific task.
Explanation:
all organs work together to keep us healthy. that's why they're called "organ systems." a system works together!
C) all white blood cells because like aids hiv attacks the immune system slowly killing you until u have no immune system left
Hand foot and mouth disease can live on a surface for several days
